diff --git a/core/forms.py b/core/forms.py
index d38acaf..52e19a9 100644
--- a/core/forms.py
+++ b/core/forms.py
@@ -63,10 +63,9 @@ class CaveForm(ModelForm):
         widget=HTMLarea(attrs={"height": "80%", "rows": 20, "placeholder": "Enter page content (using HTML)"}),
     )
     explorers = forms.CharField(
-        required=False, 
-        label = "Explorers: CUCC expo or another club?",
-        widget=HTMLarea(attrs={"height": "80%", "rows": 20, 
-        "placeholder": "Enter page content (using HTML)"}),
+        required=False, disabled = True,
+        label = "Explorers (CUCC expo or another club) - historic and disabled. This is now recorded in Survex files.",
+        widget=forms.TextInput(attrs={"height": "80%", "size": 80}),
     )
     equipment = forms.CharField(
         required=False,